<!DOCTYPE validators PUBLIC
        "-//OpenSymphony Group//XWork Validator 1.0.2//EN"
        "http://www.opensymphony.com/xwork/xwork-validator-1.0.2.dtd">

<validators>
    <field name="frm_username">
        <field-validator type="requiredstring">
            <message key="requiredstring"/>
        </field-validator>        
    </field>
    <field name="frm_password">
        <field-validator type="requiredstring">
            <message key="requiredstring"/>
        </field-validator>        
    </field>
</validators>